CVE-2022-50190

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Source
https://nvd.nist.gov/vuln/detail/CVE-2022-50190
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50190.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-50190
Downstream
Related
Published
2025-06-18T11:03:36Z
Modified
2025-10-21T12:21:00.172622Z
Summary
spi: Fix simplification of devm_spi_register_controller
Details

In the Linux kernel, the following vulnerability has been resolved:

spi: Fix simplification of devmspiregister_controller

This reverts commit 59ebbe40fb51 ("spi: simplify devmspiregister_controller").

If devmaddaction() fails in devmaddactionorreset(), devmspiunregister() will be called, it decreases the refcount of 'ctlr->dev' to 0, then it will cause uaf in the drivers that calling spiputcontroller() in error path.

References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
59ebbe40fb51e307032ae7f63b2749fad2d4635a
Fixed
445fb9c19cf45bd9472fd9babaa31c5e6c7d2720
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
59ebbe40fb51e307032ae7f63b2749fad2d4635a
Fixed
34bab623ebfc08398499e463396b81abb4abe01e
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
59ebbe40fb51e307032ae7f63b2749fad2d4635a
Fixed
3c6bd448442b6c3f6843ac70d57201a13478dd47
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
59ebbe40fb51e307032ae7f63b2749fad2d4635a
Fixed
43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0

Affected versions

v5.*

v5.12
v5.12-rc3
v5.12-rc4
v5.12-rc5
v5.12-rc6
v5.12-rc7
v5.12-rc8
v5.13
v5.13-rc1
v5.13-rc2
v5.13-rc3
v5.13-rc4
v5.13-rc5
v5.13-rc6
v5.13-rc7
v5.14
v5.14-rc1
v5.14-rc2
v5.14-rc3
v5.14-rc4
v5.14-rc5
v5.14-rc6
v5.14-rc7
v5.15
v5.15-rc1
v5.15-rc2
v5.15-rc3
v5.15-rc4
v5.15-rc5
v5.15-rc6
v5.15-rc7
v5.15.1
v5.15.10
v5.15.11
v5.15.12
v5.15.13
v5.15.14
v5.15.15
v5.15.16
v5.15.17
v5.15.18
v5.15.19
v5.15.2
v5.15.20
v5.15.21
v5.15.22
v5.15.23
v5.15.24
v5.15.25
v5.15.26
v5.15.27
v5.15.28
v5.15.29
v5.15.3
v5.15.30
v5.15.31
v5.15.32
v5.15.33
v5.15.34
v5.15.35
v5.15.36
v5.15.37
v5.15.38
v5.15.39
v5.15.4
v5.15.40
v5.15.41
v5.15.42
v5.15.43
v5.15.44
v5.15.45
v5.15.46
v5.15.47
v5.15.48
v5.15.49
v5.15.5
v5.15.50
v5.15.51
v5.15.52
v5.15.53
v5.15.54
v5.15.55
v5.15.56
v5.15.57
v5.15.58
v5.15.59
v5.15.6
v5.15.60
v5.15.7
v5.15.8
v5.15.9
v5.16
v5.16-rc1
v5.16-rc2
v5.16-rc3
v5.16-rc4
v5.16-rc5
v5.16-rc6
v5.16-rc7
v5.16-rc8
v5.17
v5.17-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.18
v5.18-rc1
v5.18-rc2
v5.18-rc3
v5.18-rc4
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.18.1
v5.18.10
v5.18.11
v5.18.12
v5.18.13
v5.18.14
v5.18.15
v5.18.16
v5.18.17
v5.18.2
v5.18.3
v5.18.4
v5.18.5
v5.18.6
v5.18.7
v5.18.8
v5.18.9
v5.19
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
v5.19-rc7
v5.19-rc8
v5.19.1

Database specific

vanir_signatures

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        "signature_version": "v1",
        "digest": {
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            "length": 173.0
        },
        "deprecated": false,
        "id": "CVE-2022-50190-044dce9a",
        "target": {
            "function": "devm_spi_register_controller",
            "file": "drivers/spi/spi.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@34bab623ebfc08398499e463396b81abb4abe01e",
        "signature_type": "Function"
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        },
        "deprecated": false,
        "id": "CVE-2022-50190-2d5a3cb4",
        "target": {
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            "file": "drivers/spi/spi.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@445fb9c19cf45bd9472fd9babaa31c5e6c7d2720",
        "signature_type": "Function"
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        "deprecated": false,
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        "target": {
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        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@445fb9c19cf45bd9472fd9babaa31c5e6c7d2720",
        "signature_type": "Line"
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        "target": {
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        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0",
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        "digest": {
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            "length": 173.0
        },
        "deprecated": false,
        "id": "CVE-2022-50190-9c122514",
        "target": {
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            "file": "drivers/spi/spi.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3c6bd448442b6c3f6843ac70d57201a13478dd47",
        "signature_type": "Function"
    },
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        "signature_version": "v1",
        "digest": {
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        },
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        "target": {
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            "file": "drivers/spi/spi.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0",
        "signature_type": "Function"
    },
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        "signature_version": "v1",
        "digest": {
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        "target": {
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    },
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        "target": {
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        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@34bab623ebfc08398499e463396b81abb4abe01e",
        "signature_type": "Line"
    }
]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.13.0
Fixed
5.15.61
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.18.18
Type
ECOSYSTEM
Events
Introduced
5.19.0
Fixed
5.19.2